434421330 has 32 divisors (see below), whose sum is σ = 1191556224. Its totient is φ = 99296256.

The previous prime is 434421313. The next prime is 434421331. The reversal of 434421330 is 33124434.

It is a self number, because there is not a number n which added to its sum of digits gives 434421330.

It is not an unprimeable number, because it can be changed into a prime (434421331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1034127 + ... + 1034546.

It is an arithmetic number, because the mean of its divisors is an integer number (37236132).

Almost surely, 2^434421330 is an apocalyptic number.

434421330 is an abundant number, since it is smaller than the sum of its proper divisors (757134894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434421330 is a wasteful number, since it uses less digits than its factorization.

434421330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068690.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 434421330 is about 20842.7764465294. The cubic root of 434421330 is about 757.3623534056.

Adding to 434421330 its reverse (33124434), we get a palindrome (467545764).

The spelling of 434421330 in words is "four hundred thirty-four million, four hundred twenty-one thousand, three hundred thirty".